(30) DVD Divider Cards- For Blu-Ray, Playstation 3 & HD DVD Cases - 5 1/2" x 7-3/4" - Yellow - 30 mil - Standard - #DVNS78YE30 Professional heavy duty store grade divider cards Made of 100% virgin High Impact Polystyrene (H.I.P.) Rectangles with rounded corners (it eliminates jabbing yourself on the sharp corners!) These dividers are reusable - if you don't need that section anymore, just turn it around or turn it over!